124018249 has 2 divisors, whose sum is σ = 124018250. Its totient is φ = 124018248.

The previous prime is 124018217. The next prime is 124018261. The reversal of 124018249 is 942810421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100641024 + 23377225 = 10032^2 + 4835^2 .

It is a cyclic number.

It is not a de Polignac number, because 124018249 - 2⁵ = 124018217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124018249.

It is not a weakly prime, because it can be changed into another prime (124018549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62009124 + 62009125.

It is an arithmetic number, because the mean of its divisors is an integer number (62009125).

Almost surely, 2^124018249 is an apocalyptic number.

It is an amenable number.

124018249 is a deficient number, since it is larger than the sum of its proper divisors (1).

124018249 is an equidigital number, since it uses as much as digits as its factorization.

124018249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 124018249 is about 11136.3480998036. The cubic root of 124018249 is about 498.6875566659.

The spelling of 124018249 in words is "one hundred twenty-four million, eighteen thousand, two hundred forty-nine".